Question
Statements : No samsung is a micromax.
All sony are micromax. Some nokia are samsung. Conclusions: No nokia is a micromax. Atleast some samsung are nokia. Atleast some sony are samsung. In each of the questions below are given three statements followed by three conclusions numbered I, II and III. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of given conclusions logically follows from the given statements disregarding commonly known facts.Solution
Some nokia are samsung(I) + No samsung is a micromax(E) ⇒ Some nokia are not micromax(I). Hence conclusion I does not follow. Some nokia are samsung(I) ⇒ Conversion ⇒ Some samsung are nokia(I). Hence conclusion II follows. All sony are micromax(A) + No micromax is a samsung(E) ⇒ No sony is a samsung(E). Hence conclusion III does not follow. Venn Diagram Method
The outer diameter of a hollow cylindrical brass rod is 9.1 cm. The rod is 35mm thick and is 40cm long. If the weight of 1 cubic centimeter of brass rod...
A circle inscribed in a square has a diameter of 14 cm. If a smaller square is inscribed within this circle, calculate the area of the smaller square. A...
Perimeter of a rectangle is 50% more than that of a square of side 30 cm. If the difference between the length and breadth of the rectangle is 7 cm, res...
The perimeter of a floor a room is 36m. What is the area of four walls of the room, if its height is 6m?
A rectangular piece of copper foil of length 63 cm and area 1386 cm2 is folded along its width to form a cylinder such that there is only one...
The length and breadth of a rectangle are increased by 20% and 30% respectively. The increase in the area of the resulting rectangle will be:
A closed wooden box of uniform thickness has length, breadth and height 20cms, 16cms and 12 cms respectively. If the thickness of the wooden block is 2 ...
Find the lateral surface area of a pyramid with a rectangular base measuring 12 meters by 8 meters and a slant height of 18 meters.
A box has 80 Red, 40Blue and 40 Black Balls. 25% of Red Balls and 50% of Blue Balls are taken away, percentage of Black balls at present is